Computer Science
Debugging
Finding and fixing errors in programs.
Data
Information, such as text, symbols, and numerical values.
Digital Citizen
Someone who acts safely, responsibly, and respectfully online.
Operating System (OS)
A computer's operating system provides the basis for other programs to run.
Variable
A placeholder for a piece of information that can change.
Branch
A point in a program where two different options are available to choose from.
Boolean Expression
A question with only two possible answers, such as "True" and "False".
Module
A section of code that performs a single part of an overall program.
String
A series of characters (numbers, letters, or symbols).
Program
A set of instructions that a computer follows in order to complete a task.
Algorithm
A set of step-by-step instructions that describes how to perform a particular task.
Programming Language
A language that is used to give instructions to a computer.
Index Number
A number assigned to an item in a list.
Float
A number with a decimal in it.
Function
A piece of code that does part of a larger task.
Expression
A piece of code that has a value, such as 3 + 5.
Operator
A symbol that performs a specific function: for example, +(add) or - (subtract).
Binary
A way of representing information using only two options.
URL
A web address.
Integer
A whole number, positive or negative, that does not contain a decimal point and that is not written as a fraction.
Bug
An error in a program that prevents the program from running as expected.
Parameter
An extra piece of information that you pass to the function to customize it for a specific need.
Code Block
Code that belongs together, often inside a branch or loop.
Output
Data produced by a computer program and viewed by the user.
Input
Data that is entered into a computer; for example from a mouse, keyboard, or microphone.
Loop
Part of a program that repeats itself, to prevent the need for the same piece of code to be typed out multiple times.
Run
The command to start a program.
Call
To use a function in a program.
Computer Science
Using the power of computers to solve problems.
